Home / 761,223.45-1,050,600.27-438,870.60

Finding the Fourth Proportional to 761,223.45, 1,050,600.27 and 438,870.60

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Solution

The fourth proportional to 761,223.45, 1,050,600.27 and 438,870.60 is: 605,705.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,223.45 : 1,050,600.27 = 438,870.60 : x
  2. Step 2: Convert to fraction form
    761,223.45/1,050,600.27 = 438,870.60/x
  3. Step 3: Cross multiply
    761,223.45x = 1,050,600.27 × 438,870.60
  4. Step 4: Simplify right side
    761,223.45x = 461,077,570,855.06
  5. Step 5: Solve for x
    x = 461,077,570,855.06/761,223.45
  6. Step 6: Final answer
    x = 605,705.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.